/////////////////////////////////////////////////////////
// ヘッダーメニュー 
/////////////////////////////////////////////////////////

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function P7_autoLayers() { //v1.1 PVII
var g,b,k,f,args=P7_autoLayers.arguments;
if(!document.p7setc) {p7c=new Array();document.p7setc=true;}
for(k=0; k<p7c.length; k++) {
if((g=MM_findObj(p7c[k]))!=null) {
b=(document.layers)?g:g.style;b.visibility="hidden";}}
for(k=0; k<args.length; k++) {
if((g=MM_findObj(args[k])) != null) {
b=(document.layers)?g:g.style;b.visibility="visible";f=false;
for(j=0;j<p7c.length;j++) {
if(args[k]==p7c[j]) {f=true;}}
if(!f) {p7c[p7c.length++]=args[k];}}}
}


//ロールオーバー用画像読み込み
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
function preloadImages() {
	if (document.images) {
		over01 = newImage(ADD + "common/images/on/menu_01what.gif");
		over02 = newImage(ADD + "common/images/on/menu_02system.gif");
		over03 = newImage(ADD + "common/images/on/menu_03eco.gif");
		over04 = newImage(ADD + "common/images/on/menu_04ecohojo.gif");
		over05 = newImage(ADD + "common/images/on/menu_05tikuhojo.gif");
		over06 = newImage(ADD + "common/images/on/menu_06hphojo.gif");
		over07 = newImage(ADD + "common/images/on/menu_07lbi.gif");
		over08 = newImage(ADD + "common/images/on/menu_08about.gif");
		preloadFlag = true;
	}
}

function changeImages() {
	if (document.images) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}